/*
 * Copyright (c) 1982, 1986 Regents of the University of California.
 * All rights reserved.  The Berkeley software License Agreement
 * specifies the terms and conditions for redistribution.
 *
 *  @(#)errno.h 7.1.3 (2.11BSD) 1999/9/6
 */

#ifndef KERNEL
extern  int errno;              /* global error number */
#endif

#define EPERM           1       /* Not owner */
#define ENOENT          2       /* No such file or directory */
#define ESRCH           3       /* No such process */
#define EINTR           4       /* Interrupted system call */
#define EIO             5       /* I/O error */
#define ENXIO           6       /* No such device or address */
#define E2BIG           7       /* Arg list too long */
#define ENOEXEC         8       /* Exec format error */
#define EBADF           9       /* Bad file number */
#define ECHILD          10      /* No children */
#define EAGAIN          11      /* No more processes */
#define ENOMEM          12      /* Not enough core */
#define EACCES          13      /* Permission denied */
#define EFAULT          14      /* Bad address */
#define ENOTBLK         15      /* Block device required */
#define EBUSY           16      /* Mount device busy */
#define EEXIST          17      /* File exists */
#define EXDEV           18      /* Cross-device link */
#define ENODEV          19      /* No such device */
#define ENOTDIR         20      /* Not a directory*/
#define EISDIR          21      /* Is a directory */
#define EINVAL          22      /* Invalid argument */
#define ENFILE          23      /* File table overflow */
#define EMFILE          24      /* Too many open files */
#define ENOTTY          25      /* Not a typewriter */
#define ETXTBSY         26      /* Text file busy */
#define EFBIG           27      /* File too large */
#define ENOSPC          28      /* No space left on device */
#define ESPIPE          29      /* Illegal seek */
#define EROFS           30      /* Read-only file system */
#define EMLINK          31      /* Too many links */
#define EPIPE           32      /* Broken pipe */

/* math software */
#define EDOM            33      /* Argument too large */
#define ERANGE          34      /* Result too large */

/* non-blocking and interrupt i/o */
#define EWOULDBLOCK     35      /* Operation would block */
#define EDEADLK         EWOULDBLOCK /* ditto */
#define EINPROGRESS     36      /* Operation now in progress */
#define EALREADY        37      /* Operation already in progress */

/* ipc/network software */

    /* argument errors */
#define ENOTSOCK        38      /* Socket operation on non-socket */
#define EDESTADDRREQ    39      /* Destination address required */
#define EMSGSIZE        40      /* Message too long */
#define EPROTOTYPE      41      /* Protocol wrong type for socket */
#define ENOPROTOOPT     42      /* Protocol not available */
#define EPROTONOSUPPORT 43      /* Protocol not supported */
#define ESOCKTNOSUPPORT 44      /* Socket type not supported */
#define EOPNOTSUPP      45      /* Operation not supported on socket */
#define EPFNOSUPPORT    46      /* Protocol family not supported */
#define EAFNOSUPPORT    47      /* Address family not supported by protocol family */
#define EADDRINUSE      48      /* Address already in use */
#define EADDRNOTAVAIL   49      /* Can't assign requested address */

    /* operational errors */
#define ENETDOWN        50      /* Network is down */
#define ENETUNREACH     51      /* Network is unreachable */
#define ENETRESET       52      /* Network dropped connection on reset */
#define ECONNABORTED    53      /* Software caused connection abort */
#define ECONNRESET      54      /* Connection reset by peer */
#define ENOBUFS         55      /* No buffer space available */
#define EISCONN         56      /* Socket is already connected */
#define ENOTCONN        57      /* Socket is not connected */
#define ESHUTDOWN       58      /* Can't send after socket shutdown */
#define ETOOMANYREFS    59      /* Too many references: can't splice */
#define ETIMEDOUT       60      /* Connection timed out */
#define ECONNREFUSED    61      /* Connection refused */

    /* */
#define ELOOP           62      /* Too many levels of symbolic links */
#define ENAMETOOLONG    63      /* File name too long */

/* should be rearranged */
#define EHOSTDOWN       64      /* Host is down */
#define EHOSTUNREACH    65      /* No route to host */
#define ENOTEMPTY       66      /* Directory not empty */

/* quotas & mush */
#define EPROCLIM        67      /* Too many processes */
#define EUSERS          68      /* Too many users */
#define EDQUOT          69      /* Disc quota exceeded */

/* Network File System */
#define ESTALE          70      /* Stale NFS file handle */
#define EREMOTE         71      /* Too many levels of remote in path */
#define EBADRPC         72      /* RPC struct is bad */
#define ERPCMISMATCH    73      /* RPC version wrong */
#define EPROGUNAVAIL    74      /* RPC prog. not avail */
#define EPROGMISMATCH   75      /* Program version wrong */
#define EPROCUNAVAIL    76      /* Bad procedure for program */

#define ENOLCK          77      /* No locks available */
#define ENOSYS          78      /* Function not implemented */

#define EFTYPE          79      /* Inappropriate file type or format */
#define EAUTH           80      /* Authentication error */
#define ENEEDAUTH       81      /* Need authenticator */
#define ELAST           81      /* Must be equal largest errno */

#ifdef  KERNEL
/* pseudo-errors returned inside kernel to modify return back to user mode */
#define ERESTART        -1      /* restart syscall */
#define EJUSTRETURN     -2      /* don't modify regs, just return */
#endif
